138947874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 337478400

約数和(自身を除く): 198530526

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 53, 57, 58, 61, 78, 87, 106, 114, 122, 159, 174, 183, 247, 318, 366, 377, 494, 551, 689, 741, 754, 793, 1007, 1102, 1131, 1159, 1378, 1482, 1537, 1586, 1653, 1769, 2014, 2067, 2262, 2318, 2379, 3021, 3074, 3233, 3306, 3477, 3538, 4134, 4611, 4758, 5307, 6042, 6466, 6954, 7163, 9222, 9699, 10614, 13091, 14326, 15067, 19398, 19981, 21489, 22997, 26182, 29203, 30134, 33611, 39273, 39962, 42029, 42978, 45201, 45994, 58406, 59943, 61427, 67222, 68991, 78546, 84058, 87609, 90402, 93757, 100833, 119886, 122854, 126087, 137982, 175218, 184281, 187514, 201666, 252174, 281271, 368562, 379639, 436943, 562542, 759278, 798551, 873886, 1138917, 1218841, 1310829, 1597102, 1781383, 2277834, 2395653, 2437682, 2621658, 3562766, 3656523, 4791306, 5344149, 7313046, 10688298, 23157979, 46315958, 69473937, 138947874]

約数ペア:

[(1, 138947874), (2, 69473937), (3, 46315958), (6, 23157979), (13, 10688298), (19, 7313046), (26, 5344149), (29, 4791306), (38, 3656523), (39, 3562766), (53, 2621658), (57, 2437682), (58, 2395653), (61, 2277834), (78, 1781383), (87, 1597102), (106, 1310829), (114, 1218841), (122, 1138917), (159, 873886), (174, 798551), (183, 759278), (247, 562542), (318, 436943), (366, 379639), (377, 368562), (494, 281271), (551, 252174), (689, 201666), (741, 187514), (754, 184281), (793, 175218), (1007, 137982), (1102, 126087), (1131, 122854), (1159, 119886), (1378, 100833), (1482, 93757), (1537, 90402), (1586, 87609), (1653, 84058), (1769, 78546), (2014, 68991), (2067, 67222), (2262, 61427), (2318, 59943), (2379, 58406), (3021, 45994), (3074, 45201), (3233, 42978), (3306, 42029), (3477, 39962), (3538, 39273), (4134, 33611), (4611, 30134), (4758, 29203), (5307, 26182), (6042, 22997), (6466, 21489), (6954, 19981), (7163, 19398), (9222, 15067), (9699, 14326), (10614, 13091)]